It seems a little strange to have the words "Facebook" and "privacy" in the same sentence in one of my blogs, yet it seems that Facebook CTO Bret Taylor testified at a Senate Commerce Committee hearing on mobile phone and internet privacy. But it turns out the story is about rather more than privacy: it's

Throughout the years we have advised that you should use encryption on your home WI-FI. There are ma y reasons for this, including keeping your data confidential, but not having encryption enabled on your home WI-FI can put you at serious risk of having your doors knocked down and being arrested for downloading child pornography.